Question

For the equation below, determine whether the givenvalue is a solution or not.6x – 14 = -7 – xat x = 3

Answer 1

We need to evaluate the equations for x = 3:

$6x-14=-7-x\Rightarrow6\cdot(3)-14=-7-3$

Then

$18-14=-10\Rightarrow4\ne-10$

Then, x is not a solution to the equation system.